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HIGH

CVE-2023-40025

CVSS v3

7.1

HIGH

EPSS Score

0.6 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • github.com/argoproj/argo-cdGoall versions · no fixed version listed
  • github.com/argoproj/argo-cd/v2Gofrom 2.6.0 · fixed in 2.6.14

Vendor advisories

  • CVE-2023-40025 Red Hat Product Security68 products fixed

    argo-cd: Argo CD web terminal session doesn't expire

  • RHSA-2024:4973 Red Hat Product Security35 products fixed

    Red Hat Security Advisory: Errata Advisory for Red Hat OpenShift GitOps v1.12.5 security update

  • RHSA-2024:4972 Red Hat Product Security33 products fixed

    Red Hat Security Advisory: Errata Advisory for Red Hat OpenShift GitOps v1.11.7 security update

Full record on NVD

Description

Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. All versions of Argo CD starting from version 2.6.0 have a bug where open web terminal sessions do not expire. This bug allows users to send any websocket messages even if the token has already expired. The most straightforward scenario is when a user opens the terminal view and leaves it open for an extended period. This allows the user to view sensitive information even when they should have been logged out already. A patch for this vulnerability has been released in the following Argo CD versions: 2.6.14, 2.7.12 and 2.8.1.

Technical details

Published
2023-08-23

Frequently asked questions

What is CVE-2023-40025?

Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. All versions of Argo CD starting from version 2.6.0 have a bug where open web terminal sessions do not expire. This bug allows users to send any websocket messages even if the token has already expired. The most straightforward scenario is when a user opens the terminal view and leaves it open for an extended period. This allows the user to view sensitive information even when they should have been logged out already. A patch for this vulnerability has been released in the following Argo CD versions: 2.6.14, 2.7.12 and 2.8.1.

Is CVE-2023-40025 actively exploited?

Active exploitation of CVE-2023-40025 has not been confirmed. Its EPSS score was 0.6% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-40025?

CVE-2023-40025 has a CVSS v3 base score of 7.1 (HIGH severity).

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